Fix it so we can be unloaded/loaded at will

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@2003 65c4cc65-6c06-0410-ace0-fbb531ad65f3

channels/chan_h323.c

@@ -1270,7 +1270,7 @@ static int restart_monitor(void)
 		ast_log(LOG_WARNING, "Cannot kill myself\n");
 		return -1;
 	}
-	if (monitor_thread) {
+	if (monitor_thread && (monitor_thread != -2)) {
 		/* Wake up the thread */
 		pthread_kill(monitor_thread, SIGURG);
 	} else {
@@ -1786,11 +1786,12 @@ int load_module()
 		
 		/* Register our callback functions */
 		h323_callback_register(setup_incoming_call, 
-							   setup_outgoing_call,							 
-							   create_connection, 
-							   setup_rtp_connection, 
-							   cleanup_connection, 
-							   connection_made, send_digit);	
+			               setup_outgoing_call,							 
+	 			       create_connection, 
+				       setup_rtp_connection, 
+				       cleanup_connection, 
+				       connection_made, 
+				       send_digit);	
 	
 
 		/* start the h.323 listener */
@@ -1833,6 +1834,19 @@ int unload_module()
 		ast_log(LOG_WARNING, "Unable to lock the interface list\n");
 		return -1;
 	}
+
+	if (!ast_mutex_lock(&monlock)) {
+                if (monitor_thread && (monitor_thread != -2)) {
+                        pthread_cancel(monitor_thread);
+                        pthread_kill(monitor_thread, SIGURG);
+                        pthread_join(monitor_thread, NULL);
+                 }
+                monitor_thread = (pthread_t) -2;
+                ast_mutex_unlock(&monlock);
+        } else {
+                ast_log(LOG_WARNING, "Unable to lock the monitor\n");
+                return -1;
+        }
 		
 	if (!ast_mutex_lock(&iflock)) {
 		/* destroy all the interfaces and free their memory */
@@ -1856,13 +1870,15 @@ int unload_module()
 	ast_rtp_proto_unregister(&oh323_rtp);
 	
 	/* unregister commands */
-	ast_cli_unregister(&cli_debug);
-	ast_cli_unregister(&cli_no_debug);
-	ast_cli_unregister(&cli_trace);
-	ast_cli_unregister(&cli_no_trace);
-	ast_cli_unregister(&cli_show_codecs);
-	ast_cli_unregister(&cli_gk_cycle);
-
+        ast_cli_unregister(&cli_debug);
+        ast_cli_unregister(&cli_no_debug);
+        ast_cli_unregister(&cli_trace);
+        ast_cli_unregister(&cli_no_trace);   
+        ast_cli_unregister(&cli_show_codecs);
+//      ast_cli_unregister(&cli_gk_cycle);
+        ast_cli_unregister(&cli_hangup_call);
+        ast_cli_unregister(&cli_show_tokens);
+                        
 	/* unregister channel type */
 	ast_channel_unregister(type);
 

channels/h323/ast_h323.cpp

@@ -25,8 +25,10 @@
  *
  * Version Info: $Id$
  */
+#include <asterisk/logger.h>
 #include "ast_h323.h"
 
+
 /* PWlib Required Components  */
 #define MAJOR_VERSION 1
 #define MINOR_VERSION 0
@@ -63,7 +65,7 @@ MyProcess::MyProcess(): PProcess("The NuFone Network's", "H.323 Channel Driver f
 
 void MyProcess::Main()
 {
-	cout << "  == Creating H.323 Endpoint" << endl;
+	ast_verbose("  == Creating H.323 Endpoint\n");
 	endPoint = new MyH323EndPoint();
 	PTrace::Initialise(0, NULL, PTrace::Timestamp | PTrace::Thread | PTrace::FileAndLine);
 }
@@ -492,7 +494,7 @@ BOOL MyH323Connection::OnReceivedSignalSetup(const H323SignalPDU & setupPDU)
 {
 	
 	if (h323debug) {
-		cout << "	-- Received SETUP message..." << endl;
+		ast_verbose("	-- Received SETUP message\n");
 	}
 	
 	call_details_t cd;
@@ -948,6 +950,7 @@ int h323_set_gk(int gatekeeper_discover, char *gatekeeper, char *secret)
 {
 	PString gkName = PString(gatekeeper);
 	PString pass   = PString(secret);
+	H323TransportUDP *rasChannel;
 
 	if (!h323_end_point_exist()) {
 		cout << "ERROR: [h323_set_gk] No Endpoint, this is bad!" << endl;
@@ -972,17 +975,13 @@ int h323_set_gk(int gatekeeper_discover, char *gatekeeper, char *secret)
 			return 1;
 		}	
 	} else {
-		/* Gatekeeper operations */
-		if (endPoint->rasChannel) {
-			delete endPoint->rasChannel;
-		}
-		endPoint->rasChannel = new H323TransportUDP(*endPoint);
+		rasChannel = new H323TransportUDP(*endPoint);
 
-		if (!endPoint->rasChannel) {
+		if (!rasChannel) {
 			cout << "  *** No RAS Channel, this is bad" << endl;
 			return 1;
 		}
-		if (endPoint->SetGatekeeper(gkName, endPoint->rasChannel)) {
+		if (endPoint->SetGatekeeper(gkName, rasChannel)) {
 			cout << "  == Using " << (endPoint->GetGatekeeper())->GetName() << " as our Gatekeeper." << endl;
 		} else {
 			cout << "  *** Error registering with gatekeeper \"" << gkName << "\". " << endl;

channels/h323/ast_h323.h

@@ -215,9 +215,6 @@ class MyH323EndPoint : public H323EndPoint {
 	
     	void SetEndpointTypeInfo( H225_EndpointType & info ) const;
     	void SetGateway(void);
-
-	H323TransportUDP *rasChannel;
-
 };
 
 class MyH323Connection : public H323Connection {